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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag has occurred near Watubuku in Indonesia


Earthquake location -8.7236S, 122.8839WA light earthquake magnitude 4.3 (ml/mb) strikes 20 kilometers (12 miles) from Watubuku in Indonesia on Thursday. Exact location of event, longitude 122.8839 East, latitude -8.7236 South, depth = 117.82 km. The earthquake occurred at a depth of 117.82 km (73 miles) below the earth’s surface. Global time and date of event 04/01/18 / 2018-01-04 13:26:32 / January 4, 2018 @ 1:26 pm UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 21:26:32 / 9:26 pm (local time epicenter). Unique identifier: us1000c0nc. Ids that are associated to the event: us1000c0nc.

Nearby country/countries that might be effected, Indonesia (c. 242 968 000 pop). Event epicenter was 75 km (47 miles) from Maumere (c. 47 600 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Maumere.

In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days two and in the last 365 days fifteen earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light earthquakes in the world.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 20 km SE of Watubuku, Indonesia.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 122.8839° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -8.7236° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 117.82 km Depth of the event in kilometers.
Place 20km SE of Watubuku, Indonesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-01-04 13:26:32 Time when the event occurred. UTC/GMT
Updated 2018-01-06 15:24:03 Time when the event was most recently updated. UTC/GMT
Timezone offset 480 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI The maximum reported intensity for the event.
MMI The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 284 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.645 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.25 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 82 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us1000c0nc Id of event.
Event Code 1000c0nc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000c0nc, A comma-separated list of event ids that are associated to an event.

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